private void MenuItem_loadFactoryDefault_Click(object sender, EventArgs e) { { DialogResult result = MessageBox.Show(this, "确实要将全部读卡器恢复为厂家出厂状态?", "MainForm", MessageBoxButtons.YesNo, MessageBoxIcon.Question, MessageBoxDefaultButton.Button2); if (result != DialogResult.Yes) { return; } } { NormalResult result = _driver.LoadFactoryDefault("*"); if (result.Value == -1) { MessageBox.Show(this, result.ErrorInfo); } else { MessageBox.Show(this, "OK"); } } }